Worcester County Climate
Worcester County, Maryland
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
57.8°F
Annual Precip
45.0"
Annual Snowfall
6.8"
Extreme Heat Days
22
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,157
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Worcester County
Climate Verdict
Worcester County has a mild, with an average annual temperature of 57.8°F, moderately wet with 45.0 inches of annual precipitation, occasional hot days — 22.3 per year above 90°F, light snow averaging 6.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 38.2°F. summers are warm — July averages 77.6°F. The 39°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Worcester County closely matches the Maryland statewide average temperature of 55.9°F.
Climate Profile
About Worcester County Weather
Subtropical Influence on the Atlantic Coast
Worcester County records an annual average of 57.8°F, placing it firmly in a warm, humid temperate zone by national standards. It receives 45.0 inches of precipitation annually, matching the typical moisture levels of the Mid-Atlantic coast.
Maryland's Warmest Coastal Frontier
The county's 57.8°F annual average is nearly two degrees higher than the Maryland state average of 55.9°F. This makes it one of the warmest counties in the state, with the Atlantic Ocean helping to stabilize temperature swings.
Milder Extremes Than Inland Wicomico
While Worcester and Wicomico both average 57.8°F, Worcester enjoys a milder summer with only 22 extreme heat days. This is nearly 30% fewer 90-degree days than its neighbor, thanks to the direct cooling effect of the ocean.
Mild Winters and Ocean-Cooled Summers
Summer averages a comfortable 75.6°F, while winter temperatures stay well above freezing at 40.2°F. Snow is infrequent on the coast, with the county receiving only 6.8 inches per year on average.
Plan for Coastal Humidity and Wind
The mild 40.2°F winter average reduces heating demands compared to inland Maryland, but salt air and humidity require specialized home maintenance. Residents should prepare for 22 days of heat above 90°F, typically mitigated by sea breezes.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.